025 
FZPN03 KNHC 211516
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE FEB 21 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC TUE FEB 21.
24 HOUR FORECAST VALID 1200 UTC WED FEB 22.
48 HOUR FORECAST VALID 1200 UTC THU FEB 23.

.WARNINGS.

...GALE WARNING...
.12 HOUR FORECAST GULF OF CALIFORNIA FROM 29N TO 31N SW WINDS 
20 TO 30 KT. SEAS BUILDING TO 8 FT.
.18 HOUR FORECAST GULF OF CALIFORNIA FROM 29N TO 31N SW WINDS 25 
TO 35 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA N OF 29N SW WINDS 25 TO 35 
KT. SEAS 8 TO 11 FT.
.30 HOUR FORECAST GULF OF CALIFORNIA FROM 28N TO 30.5N SW WINDS 
20 TO 30 KT. SEAS 8 TO 9 FT. N OF 30.5N NW WINDS 20 TO 30 KT. 
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.N OF 27N BETWEEN 125W AND 137W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST N OF A LINE FROM 29N115W TO 26N120W TO 26N130W 
TO 26N135W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT...EXCEPT 
12 TO 18 FT N OF 28N BETWEEN 116W AND 128W. N OF 23N W OF 135W 
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF A LINE 
FROM 29N115W TO 26N120W TO 23N130W TO 21N138W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN N SWELL. 
.48 HOUR FORECAST ELSEWHERE W OF A LINE FROM 30N116W TO 24N113W 
TO 20N128W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT...EXCEPT 12 TO 
16 FT N OF 26N BETWEEN 117W AND 131W. 

.FROM 08N TO 18N W OF 130W...AND FROM 10N TO 18N BETWEEN 120W 
AND 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE W 
OF A LINE FROM 21N140W TO 17N130W TO 15N117W TO 06N128W TO 
06N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NW AND NE 
SWELL. 
.24 HOUR FORECAST FROM 04N TO 20N W OF 130W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT. ELSEWHERE W OF A LINE FROM 21N138W TO 
13N122W TO 03N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED 
N AND NE SWELL.
.48 HOUR FORECAST FROM 06N TO 23N W OF 130W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. 

.FROM 09.5N TO 12N BETWEEN 86W AND 90W... INCLUDING THE GULF OF 
PAPAGAYO...NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. FROM 04N 
TO 06N BETWEEN 92W AND 94W...AND FROM 04N TO 08N BETWEEN 102W 
AND 109W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW 
SWELL. 
.24 HOUR FORECAST FROM 09.5N TO 12N E OF 90W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 1500 UTC TUE FEB 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

A SURFACE TROUGH EXTENDS FROM A 1009 MB HIGH PRESSURE LOCATED 
OVER NORTHERN COLOMBIA NEAR 10N75W TO 00N113W. THE ITCZ 
CONTINUES FROM 00N113W TO 01N140W. A CLUSTER OF MODERATE TO 
ISOLATED STRONG CONVECTION IS NOTED FROM 04.5N TO 07.5N BETWEEN 
127W AND 132W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.